#ifndef _USART_H
#define _USART_H

#include "system.h"
#include "stdio.h"



#define RXBUFFERSIZE                    1     //缓存大小
extern u8 aRxBuffer[RXBUFFERSIZE];            //HAL库USART接收Buffer
extern u8 RGB_VAL[5];



extern UART_HandleTypeDef uart3_handle;

void usart3_sendstring(uint8_t *str);

void uart_init(void);

#endif
